/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.dolphinscheduler.plugin.task.api.enums;

import java.util.HashMap;
import java.util.Map;

import com.baomidou.mybatisplus.annotation.EnumValue;

public enum TaskExecutionStatus {

  SUBMITTED_SUCCESS(0, "submit success"),
  RUNNING_EXECUTION(1, "running"),
  PAUSE(3, "pause"),
  FAILURE(6, "failure"),
  SUCCESS(7, "success"),
  NEED_FAULT_TOLERANCE(8, "need fault tolerance"),
  KILL(9, "kill"),
  DELAY_EXECUTION(12, "delay execution"),
  FORCED_SUCCESS(13, "forced success"),
  DISPATCH(17, "dispatch"),

  ;

  private static final Map<Integer, TaskExecutionStatus> CODE_MAP = new HashMap<>();
  private static final int[] NEED_FAILOVER_STATES = new int[]{
      SUBMITTED_SUCCESS.getCode(),
      DISPATCH.getCode(),
      RUNNING_EXECUTION.getCode(),
      DELAY_EXECUTION.getCode(),
  };

  static {
    for (TaskExecutionStatus executionStatus : TaskExecutionStatus.values()) {
      CODE_MAP.put(executionStatus.getCode(), executionStatus);
    }
  }

  /**
   * Get <code>TaskExecutionStatus</code> by code, if the code is invalidated will throw {@link IllegalArgumentException}.
   */
  public static TaskExecutionStatus of(int code) {
    TaskExecutionStatus taskExecutionStatus = CODE_MAP.get(code);
    if (taskExecutionStatus == null) {
      throw new IllegalArgumentException(String.format("The task execution status code: %s is invalidated",
          code));
    }
    return taskExecutionStatus;
  }

  public boolean isRunning() {
    return this == RUNNING_EXECUTION;
  }

  public boolean isSuccess() {
    return this == TaskExecutionStatus.SUCCESS;
  }

  public boolean isForceSuccess() {
    return this == TaskExecutionStatus.FORCED_SUCCESS;
  }

  public boolean isKill() {
    return this == TaskExecutionStatus.KILL;
  }

  public boolean isFailure() {
    return this == TaskExecutionStatus.FAILURE || this == NEED_FAULT_TOLERANCE;
  }

  public boolean isPause() {
    return this == TaskExecutionStatus.PAUSE;
  }

  public boolean isFinished() {
    return isSuccess() || isKill() || isFailure() || isPause();
  }

  public boolean isNeedFaultTolerance() {
    return this == NEED_FAULT_TOLERANCE;
  }

  public static int[] getNeedFailoverWorkflowInstanceState() {
    return NEED_FAILOVER_STATES;
  }

  public boolean shouldFailover() {
    return SUBMITTED_SUCCESS == this
        || DISPATCH == this
        || RUNNING_EXECUTION == this
        || DELAY_EXECUTION == this;
  }

  @EnumValue
  private final int code;
  private final String desc;

  TaskExecutionStatus(int code, String desc) {
    this.code = code;
    this.desc = desc;
  }

  public int getCode() {
    return code;
  }

  public String getDesc() {
    return desc;
  }

  @Override
  public String toString() {
    return "TaskExecutionStatus{" + "code=" + code + ", desc='" + desc + '\'' + '}';
  }

}
